Colorado Fetal Care Center 2017 Overview and Outcomes CIMFH-160082376-2019-12-CFCC Outcomes Brochure-FIN | Page 14

CONDITIONS Twin-twin transfusion syndrome OUTCOMES (JAN. 2012 - NOV. 2019) Solomon Group (n=137 women, 274 fetuses) Colorado Fetal Care Center (n= 284 women, 568 fetuses) Overall survival 203/274 (74%) 454/568 (79.9%) At least one surviving neonate 116/137 (85%) 261/284 (91.9%) Double survival 87/137 (64%) 193/284 (68.0%) Neonatal survival 196/214 (91.6%) 429/454 (94.5%) GESTATIONAL AGE AT TIME OF PROCEDURE (JAN. 2012 - NOV. 2019) Colorado Fetal Care Center Survival of one or more Colorado Fetal Care Center Survival of both <16.9 weeks 91.3% 65.2% 17 91.7% 66.7% 18 88.6% 56.8% 19 76.7% 63.3% 20 93.8% 59.4% 21 92.5% 60% 22 100% 84.6% 23 95.5% 77.3% 24 100% 100% >25 weeks 100% 82.4% 14 306 Total SFLPs performed from 2012 - 2019 91.9% Survival for at least one twin (Jan. 2012 - Nov. 2019) 68% Survival for both twins through (Jan. 2012 - Nov. 2019)